kopfrechner/gitlab-mr-mcp

Overview

This open source JavaScript tool implements the Model Context Protocol for GitLab repositories. It allows AI assistants to retrieve merge request details, add comments, and manage issues directly from a GitLab instance. The MCP server standardizes how language models interact with GitLab operations.

Best for

Best for
Developers who want an AI assistant to automate GitLab merge request reviews and issue management.

Use cases

• Fetch merge request diffs and descriptions for code review
• Add comments to specific lines in a merge request
• Create or update GitLab issues from an AI conversation

How to use

Install

npx -y @smithery/cli@latest install @kopfrechner/gitlab-mr-mcp --client claude --config '"{\"gitlabMrMcpToken\":\"YOUR_GITLAB_TOKEN\", \"gitlabMrMcpHost\": \"YOUR_GITLAB_HOST\"}"'

Tested with

Claude Desktop

Example client config

{\n  "mcpServers": {\n    "gitlab-mr-mcp": {\n      "command": "node",\n      "args": ["/path/to/gitlab-mr-mcp/index.js"],\n      "env": {\n        "MR_MCP_GITLAB_TOKEN": "your_gitlab_token",\n        "MR_MCP_GITLAB_HOST": "your_gitlab_host"\n      }\n    }\n  }\n}

Notes

This open source JavaScript tool implements the Model Context Protocol for GitLab repositories. It allows AI assistants to retrieve merge request details, add comments, and manage issues directly from a GitLab instance. The MCP server standardizes how language models interact with GitLab operations.

90 stars on GitHub. Last updated 2026-05-12. Licensed MIT.

Use cases

• Fetch merge request diffs and descriptions for code review
• Add comments to specific lines in a merge request
• Create or update GitLab issues from an AI conversation

Pros

• Simplifies integrating GitLab workflows with AI coding assistants
• Uses the MCP standard for broad compatibility with MCP clients
• Lightweight JavaScript implementation, easy to inspect and modify

Cons

• Limited to GitLab, not usable with GitHub or other platforms
• Relatively low community adoption (90 stars) may mean slower updates
• Requires an MCP-compatible client and a GitLab personal access token to function

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.